Imported gcc-6 (6.3.0-17)debian/6.3.0-17debian

1 files changed, 39 insertions, 0 deletions

diff --git a/debian/patches/mips-loongson3a-use-fused-madd.d.diff b/debian/patches/mips-loongson3a-use-fused-madd.d.diff
new file mode 100644
index 0000000..c731e52
--- /dev/null
+++ b/debian/patches/mips-loongson3a-use-fused-madd.d.diff
@@ -0,0 +1,39 @@
+From 04877b8f39eff7bc35ff4d3bcdd8196ec1449c43 Mon Sep 17 00:00:00 2001
+From: mpf <mpf@138bc75d-0d04-0410-961f-82ee72b054a4>
+Date: Thu, 19 Jan 2017 16:26:32 +0000
+Subject: [PATCH] MIPS: Make loongson3a use fused madd.d
+
+gcc/
+	* config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
+	TARGET_LOONGSON_3A.
+	(ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
+
+git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@244641 138bc75d-0d04-0410-961f-82ee72b054a4
+---
+ gcc/ChangeLog          | 6 ++++++
+ gcc/config/mips/mips.h | 6 ++++--
+ 2 files changed, 10 insertions(+), 2 deletions(-)
+
+diff --git a/src/gcc/config/mips/mips.h b/src/gcc/config/mips/mips.h
+index 4205589af45..81032c9f94c 100644
+--- a/src/gcc/config/mips/mips.h
++++ b/src/gcc/config/mips/mips.h
+@@ -1066,11 +1066,13 @@ struct mips_cpu_info {
+ 
+ /* ISA has 4 operand fused madd instructions of the form
+    'd = [+-] (a * b [+-] c)'.  */
+-#define ISA_HAS_FUSED_MADD4	TARGET_MIPS8000
++#define ISA_HAS_FUSED_MADD4	(TARGET_MIPS8000 || TARGET_LOONGSON_3A)
+ 
+ /* ISA has 4 operand unfused madd instructions of the form
+    'd = [+-] (a * b [+-] c)'.  */
+-#define ISA_HAS_UNFUSED_MADD4	(ISA_HAS_FP4 && !TARGET_MIPS8000)
++#define ISA_HAS_UNFUSED_MADD4	(ISA_HAS_FP4				\
++				 && !TARGET_MIPS8000			\
++				 && !TARGET_LOONGSON_3A)
+ 
+ /* ISA has 3 operand r6 fused madd instructions of the form
+    'c = c [+-] (a * b)'.  */
+-- 
+2.11.0
+